{
    "route": [
        {"from": "Home", "to": "tram station", "transportation": "walk"},
        {"from": "tram station", "to": "Berlin train station", "transportation": "train"},
        {"from": "Berlin train station", "to": "Berlin bus station", "transportation": "walk"},
        {"from": "Berlin bus station", "to": "Berlin airport", "transportation": "bus"},
        {"from": "Berlin airport", "to": "Amsterdam", "transportation": "plane"},
        {"from": "Amsterdam", "to": "Chengdu", "transportation": "plane"},
        {"from": "Chengdu", "to": "Kunming", "transportation": "train"},
        {"from": "Kunming", "to": "Beijing", "transportation": "plane"}
    ]
}
